← HCF by subtraction lesson New set →

HCF Worksheet

Vedic maths trick 36: HCF by subtraction · Set 261 · 40 sums
TalentJR

The trick (Sankalana-Vyavakalanabhyam): Take the smaller number away from the bigger one, as many times as it goes. Now use the smaller number and what is left. Repeat until nothing is left: the last number before 0 is the HCF.

NameDateTime takenScore ___ / 40
  1. 1.HCF of 272 and 32 =
  2. 2.HCF of 80 and 136 =
  3. 3.HCF of 135 and 153 =
  4. 4.HCF of 10 and 32 =
  5. 5.HCF of 130 and 150 =
  6. 6.HCF of 306 and 72 =
  7. 7.HCF of 42 and 49 =
  8. 8.HCF of 133 and 126 =
  9. 9.HCF of 21 and 98 =
  10. 10.HCF of 30 and 42 =
  11. 11.HCF of 90 and 72 =
  12. 12.HCF of 169 and 104 =
  13. 13.HCF of 54 and 144 =
  14. 14.HCF of 18 and 102 =
  15. 15.HCF of 50 and 190 =
  16. 16.HCF of 324 and 198 =
  17. 17.HCF of 357 and 399 =
  18. 18.HCF of 105 and 133 =
  19. 19.HCF of 56 and 104 =
  20. 20.HCF of 136 and 323 =
  21. 21.HCF of 324 and 342 =
  22. 22.HCF of 55 and 143 =
  23. 23.HCF of 176 and 77 =
  24. 24.HCF of 114 and 102 =
  25. 25.HCF of 80 and 24 =
  26. 26.HCF of 15 and 6 =
  27. 27.HCF of 336 and 456 =
  28. 28.HCF of 28 and 24 =
  29. 29.HCF of 30 and 26 =
  30. 30.HCF of 135 and 255 =
  31. 31.HCF of 64 and 304 =
  32. 32.HCF of 105 and 399 =
  33. 33.HCF of 55 and 121 =
  34. 34.HCF of 34 and 10 =
  35. 35.HCF of 384 and 264 =
  36. 36.HCF of 8 and 34 =
  37. 37.HCF of 247 and 38 =
  38. 38.HCF of 182 and 56 =
  39. 39.HCF of 135 and 210 =
  40. 40.HCF of 28 and 24 =

Answer key

  1. 16
  2. 8
  3. 9
  4. 2
  5. 10
  6. 18
  7. 7
  8. 7
  9. 7
  10. 6
  11. 18
  12. 13
  13. 18
  14. 6
  15. 10
  16. 18
  17. 21
  18. 7
  19. 8
  20. 17
  21. 18
  22. 11
  23. 11
  24. 6
  25. 8
  26. 3
  27. 24
  28. 4
  29. 2
  30. 15
  31. 16
  32. 21
  33. 11
  34. 2
  35. 24
  36. 2
  37. 19
  38. 14
  39. 15
  40. 4

Free vedic maths lessons, practice and worksheets at talentjr.in/vedic-maths